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Tamil Nadu Board of Secondary EducationTamil Nadu Primary School Class 4

Math the following. 1. Nitrogen Air pollution 2. Balloon Smoke and fog 3. Smog 78% 4. Lung cancer Air - Science

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Question

Math the following.

1. Nitrogen Air pollution
2. Balloon Smoke and fog
3. Smog 78%
4. Lung cancer Air
Match the Columns

Solution

1. Nitrogen 78% 
2. Balloon Air 
3. Smog Smoke and fog
4. Lung cancer Air pollution
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Chapter 3: Air We Breathe - Evaluation [Page 97]

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Samacheer Kalvi Science - Term 3 [English] Class 4 TN Board
Chapter 3 Air We Breathe
Evaluation | Q IV. | Page 97
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